Does RLCT = rank(Hess) / 2 for a minimally singular model?

{'batch_size': 128, 'd': 100000, 'localization': 100.0, 'lr': 0.0001, 'num_chains': 2, 'num_draws': 400, 'num_samples': 1000, 'num_workers': 6, 'r_list': array([ 10, 100, 1000, 10000, 100000]), 'sampler': 'sgld', 'sigma': 0.25}